CVE-2026-119420: high-severity vulnerability in getlago lago
Lago through 1.55.0 Authentication Bypass via acceptInvite GraphQL Mutation
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 0.4%
Lago through 1.55.0 contains an authentication bypass vulnerability that allows organization administrators to obtain session tokens for existing accounts via the acceptInvite mutation without a password check. Attackers can invite a victim's email, accept with an arbitrary password, and receive a JWT to access the victim's organizations, billing data, API keys and payment integrations.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected products
getlago · lagoRelated CVEs — getlago lago
In the same product, most dangerous first.
References
https://abraxaslabs.tech/research/lago-invite-atohttps://github.com/getlago/lago-apihttps://github.com/getlago/lago-api/blob/v1.55.0/app/services/invites/accept_service.rb#L15-L16https://github.com/getlago/lago-api/blob/v1.55.0/app/services/users_service.rb#L89-L98https://github.com/getlago/lago-api/commit/5a9d5935b027d1db7171c7c015283d5870451305https://github.com/getlago/lago-api/pull/6146https://www.vulncheck.com/advisories/lago-through-1.55.0-authentication-bypass-via-acceptinvite-graphql-mutation